Fig. 1From: The influence of ageing on the incidence and site of trauma femoral fractures: a cross-sectional analysisA flow chart presenting the grouping of fracture sites among the hospitalized adult patients with traumatic femoral bone fractures, based on the AO classification. There are five femoral fracture sites: proximal type A (trochanteric), proximal type B (neck), proximal type C (head), femoral shaft, and distal femurBack to article page